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Commit 7952ca5b authored by Mohammed Shafi Shajakhan's avatar Mohammed Shafi Shajakhan Committed by John W. Linville
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ath9k_hw: Fix calculation of PAPRD training power at 5Ghz 



higher the chainmask, lesser the power_delta to be added
to the paprd_training_power

Signed-off-by: default avatarMohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 9720bb3a

drivers/net/wireless/ath/ath9k/ar9003_paprd.c

+17 −1
Original line number Diff line number Diff line
@@ -83,7 +83,23 @@ static int ar9003_get_training_power_5g(struct ath_hw *ah) 
	if (delta > scale)

		return -1;



	power += 2 * get_streams(common->tx_chainmask);

	switch (get_streams(common->tx_chainmask)) {

	case 1:

		delta = 6;

		break;

	case 2:

		delta = 4;

		break;

	case 3:

		delta = 2;

		break;

	default:

		delta = 0;

		ath_dbg(common, ATH_DBG_CALIBRATE,

		"Invalid tx-chainmask: %u\n", common->tx_chainmask);

	}



	power += delta;

	return power;

}